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105 custom software engineer jobs at 67 companies in Massachusetts

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Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
Help us #BeatIndeed & #BeatLinkedIn
1mo
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Custom Software Engineer Java Mongo DB - 6281912
Charlotte or Cleveland or California or Colorado or District of Columbia or Illinois or Maryland or Massachusetts or Minnesota or New York or New Jersey or Washington or United States
$50-$60/hr OnsiteFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
8+ YOE8+ years software industry experience, 8+ years Java backend (including REST), 5+ years Mongo DB, High School/GED, Spring Boot experience suggested, subject-matter expertise and team leadership, onsite in Charlotte, NC.
Java, REST, Mongo DB, Spring Boot
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1mo
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Custom Software Engineer
Warrenton or Tampa or Cleveland or California or Colorado or Hawaii or Illinois or Maryland or Massachusetts or Minnesota or New Jersey or New York or Washington or Vermont or District of Columbia
$112k-$150k/yr OnsiteFull Time
Accenture Federal Services
Accenture Federal ServicesNYSE: ACN: Provides technology and consulting services to U.S. federal agencies.
3+ YOE3+ years with modern languages (Python, Kotlin, Java, Go, TypeScript, JavaScript); experience with MySQL/Postgres/MongoDB; front-end framework experience (Vue, React, Angular); ability to operate in classified programs and adhere to cybersecurity/data governance.
Python, Kotlin, Java, Go, TypeScript, JavaScript, MySQL, Postgres, MongoDB, Vue, React, Angular, AWS, Azure, Docker, Kubernetes, Gitlab, Harbor, Nexus, Argo CD
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2w
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Software Engineer, Customer Engineering
Boston, Massachusetts, United States
$130k-$200k/yr HybridFull Time
Benchling
Benchling: Cloud platform for biotechnology research and development.
2+ YOE2+ years software engineering experience; customer-first approach; familiarity with Python and AWS; strong problem solving and communication; interest in life science and owning end-to-end projects.
Python, AWS, Model Context Protocol (MCP), ClinicalTrials.gov
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1w
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Software Solutions Engineer
Andover, Massachusetts, United States
$75k-$95k/yr HybridFull Time
Aras
Aras: Develops low-code software for industrial product lifecycle management.
3+ YOEMid-level software engineer with strong problem-solving, experience with C#, JavaScript, SQL, web application development; able to collect requirements, develop, test, and customize product for customers.
C#, JavaScript, SQL, Aras Innovator
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3mo
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Senior Software Engineer
Wilmington, Massachusetts, United States
$115k-$173k/yr OnsiteFull Time
Onto Innovation
Onto InnovationNYSE: ONTO: Provides metrology and inspection solutions for semiconductor manufacturers.
0+ YOESoftware engineer with ML, image processing, computer vision; strong systems thinking; Python/MATLAB; C/C++/Java; ability to map customer problems to technical solutions.
Python, MATLAB, C++, C#, Java, Git, CI/CD
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1w
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Senior Software Engineer, Fleet & Planning
Atlanta or Boston or Chicago or Denver or Los Angeles or New York City or San Francisco or Austin or United States
$160k-$190k/yr RemoteFull Time
Flock Safety
Flock Safety: Sells AI-powered cameras and software for public safety surveillance.
Senior software engineer experienced with Typescript/Node, modern web frameworks (React), SQL, Docker, Helm, Kubernetes, and AWS; builds geospatial routing, automated permitting, and customer dashboards; CJIS eligibility required.
Typescript, Node, React, Vue, Angular, SQL, Docker, Helm, Kubernetes, AWS, S3, API Gateway, SQS, Claude, Copilot, Codex
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5d
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Senior UX Software Engineer
Cambridge, Massachusetts, United States
$160k-$210k/yr HybridFull Time
Charles River Analytics
Charles River Analytics: Develops human-centered AI and intelligent systems for national security.
7+ YOEU.S. citizen with Bachelor's/Master's in CS/Engineering, 7+ years software development experience, DevSecOps familiarity, leadership and mentoring experience, willingness to travel occasionally for customer briefings and test events.
HTTP, GraphQL, REST, Swagger, ActiveMQ, gRPC, WebSockets, NodeJS, Python, C#, Java Spring, Docker, AWS EC2, VM Ware, OpenShift Virtualization, Neo4j, Postgres, MongoDB, ElasticSearch, Redis, MySQL, MS SQL Server, Vite, npm, yarn, gradle, Docusaurus, JS Doc, Sphinx, React, React Native, JavaScript, HTML5, CSS3, Unity, GitLab, Windows, Linux, OSX, Storybook, Playwright, Jasmine, Mocha, Jest, Protractor, NUnit, Git, Cesium, GeoJson, Mapbox, OpenLayers, Leaflet, Oculus Quest, Hololens, HTC Vive, Steam VR HMDs
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3w
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Senior Software Engineer, Customer Agent
Boston, Massachusetts, United States
$148k-$222k/yr OnsiteFull Time
Klaviyo
KlaviyoNYSE: KVYO: Software platform for automated e-commerce marketing and customer data.
7+ YOE7+ years software engineering experience; full-stack expertise across front-end and back-end; leadership, mentoring, code review, testing, and experience experimenting with LLMs/AI tooling.
Python, React, AWS, LLMs
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3mo
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Senior Software Engineer
Cambridge or New York
$150k-$225k/yr RemoteFull Time
S&P Global
S&P GlobalNYSE: SPGI: Provides independent credit ratings, market benchmarks, and financial analytics.
5+ YOEFive+ years experience building customer-facing APIs; RESTful API expertise; strong communication; full software development lifecycle.
Python, Flask, FastAPI, Django REST Framework, PostgreSQL, Celery, RabbitMQ, Redis, Kafka, Jsonnet, Claude Code, Codex, Cline, AWS, Amazon EKS, Sentry, Prometheus, Git, Jenkins, Github Actions
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1mo
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Senior Software Engineer
United States or Redmond or Mountain View or Austin or Houston or Chicago or New York or Cambridge or Atlanta
$120k-$235k/yr RemoteFull Time
Microsoft
MicrosoftNASDAQ: MSFT: Develops software, services, devices, and cloud computing solutions.
4+ YOEBachelor's in CS or related and 4+ years engineering experience (or equivalent). Strong coding in C, C++, C#, Java, JavaScript, or Python. Comfortable with customer collaboration, on-call duties, and travel up to 25%. Microsoft cannot sponsor a work visa for this role.
C, C++, C#, Java, JavaScript, Python
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2w
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Senior Software Engineer
Connecticut or West Virginia or South Carolina or Pennsylvania or New Hampshire or Hawaii or California or Michigan or Kentucky or Arizona or New Mexico or Nevada or Florida or Alaska or Washington or Oregon or Texas or Alabama or Mississippi or Tennessee or Illinois or Wisconsin or Louisiana or Arkansas or Missouri or Iowa or Minnesota or Oklahoma or Kansas or Nebraska or South Dakota or North Dakota or Colorado or Wyoming or Idaho or Montana or Utah or Vermont or North Carolina or Massachusetts or Georgia or Rhode Island or New York or Maryland or Delaware or Virginia or Ohio or New Jersey or Maine
$110k-$140k/yr RemoteFull Time
Worksoft: Automation platform for enterprise business process testing and discovery.
10+ YOE10+ years web development experience (C#, .NET, ASP.NET Core) and production AI/ML experience (LLMs, PyTorch/TensorFlow, LangChain, etc.); Bachelor’s in CS/Engineering or 15+ years experience; strong problem solving and customer-facing troubleshooting skills.
OpenAI, Azure OpenAI, Anthropic Claude, Gemini, PyTorch, TensorFlow, scikit-learn, ML.Net, LangChain, Semantic Kernel, RAG, vector databases, LLMs, ASP.Net Core, Web APIs, REST, JWT, OAuth, Azure AD/Entra ID, Blazor, Angular, MS Sql Server, EF Core, WinForms, WPF, .Net MAUI, Service Bus, Kafka, MSBuild, Git
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4d
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Software Developer
Paramus or Lowell or Research Triangle Park or Durham or San Jose or Austin
$131k-$245k/yr RemoteFull Time
IBM
IBMNew York Stock Exchange: IBM: Global technology providing enterprise software, cloud, and consulting.
5+ YOE5+ years product development experience, strong C/C++/Java skills, OS administration (Windows/Linux/UNIX), log and trace analysis, DB2/Oracle/SQL Server familiarity, CMOD product expertise and customer support skills.
C, C++, Java, Windows, Linux, UNIX, DB2, Oracle, SQL Server, ODWEK, REST APIs, ARSLOAD, ARSSOCKD, ARSWWW
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1w
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Software Engineer, Industrial IOT
Troy or Lowell
$67k-$124k/yr OnsiteFull Time
Magna International
Magna InternationalNYSE: MGA: Designs and manufactures automotive systems and complete vehicle assemblies.
5+ YOE5+ years in customer-facing engineering or support, bachelor's in CS/IT preferred, experience with IT/OT and Industry 4.0, strong customer-focus and cross-functional collaboration, willingness to travel ~25%.
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3w
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Software Engineer III
Bellevue or Boston
$141k-$225k/yr OnsiteFull Time
Chewy
ChewyNYSE: CHWY: Online retailer of pet food, supplies, and veterinary services.
10+ YOE10+ years building full-stack customer-facing web applications; expertise with Next, React, Node, TypeScript; Bachelor's in CS or related; strong leadership, debugging, and AI-agent experience; willing to be located near Bellevue, WA.
Next, React, Node, TypeScript, AWS, Azure, Google Cloud
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1mo
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Senior Software Development Engineer, Aurora PostgreSQL
Bengaluru or Seattle or Boston
OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
5+ YOE5+ years professional software development and architecture experience; programming and system design skills; experience mentoring or leading engineering teams; strong communication and customer focus; CS degree preferred.
AWS, Amazon S3, Amazon EC2, Amazon Aurora, RDS
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3mo
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Experienced Application Software Engineer - Boston, MA
Boston, Massachusetts, United States
$120k-$160k/yr OnsiteFull Time
Lutron Electronics
Lutron Electronics: Designs and manufactures lighting and shading control systems.
5+ YOEExperienced software engineer with expertise across embedded Linux, cloud services, and customer-facing applications; leadership potential; strong collaboration across teams.
Kotlin, Swift, C++, Go, C#, WPF, React, AWS, Android, iOS, Embedded Linux, Linux, SAFe
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3mo
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Senior Backend Software Engineer
Cambridge or New York
$150k-$225k/yr OnsiteFull Time
S&P Global
S&P GlobalNYSE: SPGI: Provides financial data, analytics, and credit ratings worldwide.
5+ YOEFive+ years' experience building customer-facing APIs; RESTful API design; strong communication; full software lifecycle; knowledge of algorithms and data structures.
Python, Flask, FastAPI, Django REST Framework, PostgreSQL, Celery, RabbitMQ, Redis, Kafka, Jsonnet, Claude Code, Codex, Cline, AWS, EKS, Sentry, Prometheus, Git, Jenkins, GitHub Actions
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2mo
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Senior Software Engineer
Boston or New York City or Philadelphia or Rhode Island
$170k-$200k/yr RemoteFull Time
Daymark Health
Daymark Health: Provides personalized care navigation and virtual support for cancer patients.
4+ YOE4+ years in designing/building user-centric products; AI-native developer; healthcare tech familiarity; secure HIPAA-compliant systems; SOC II; strong communication and customer focus.
Claude, Cursor, GitHub Copilot
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1w
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Senior Solution Engineer for NVIDIA Experience, Compute Software
Santa Clara or Westford or Austin or Durham or Redmond or New York City
$168k-$322k/yr OnsiteFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Designs GPU-accelerated computing and artificial intelligence hardware.
10+ YOEBS in Computer Science or equivalent,10+ years software engineering,AI/ML expertise,excellent communication,ability to triage customer issues and collaborate with engineering teams.
AI Enterprise, Omniverse, vGPU, CUDA
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1w
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Senior Software Machine Learning Engineer (Teradyne, North Reading, MA)
North Reading, Massachusetts, United States
$134k-$224k/yr OnsiteFull Time
Teradyne
TeradyneNASDAQ: TER: Designs and manufactures automated test equipment and advanced robotics systems.
5+ YOE5+ years ML experience, hands-on LLM fine-tuning, reinforcement learning, strong software engineering (Python), production ML deployment and monitoring, computer vision for inspection, customer-facing communication.
Python, ONNX, LangChain, AutoGen, STDF, TEMS
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